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SELECTED FINANCIAL STATEMENT INFORMATION (Tables) | 6 Months Ended
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Apr. 30, 2017
Selected Financial Statement Information [Abstract] |
Schedule of Accounts Receivable [Table Text Block] | Accounts Receivable
(in thousands) |  | April 30, 2017 |  | October 31, 2016
Accounts receivable |  |  | $216,697 |  |  |  | $205,386 |
Less: Allowance for doubtful accounts |  | (3,590 | ) |  | (3,159 | )
Accounts receivable, net |  |  | $213,107 |  |  |  | $202,227 |
Schedule of Costs in Excess of Billings and Billings in Excess of Costs [Table Text Block] | Costs and Estimated Earnings on Uncompleted Percentage-of-Completion Contracts
(in thousands) |  | April 30, 2017 |  | October 31, 2016
Costs incurred on uncompleted contracts |  |  | $18,033 |  |  |  | $19,086 |
Estimated earnings |  | 14,262 |  |  | 13,887 |
|  | 32,295 |  |  | 32,973 |
Less: Billings to date |  | (35,830 | ) |  | (39,142 | )
|  |  | ($3,535 | ) |  |  | ($6,169 | )
Included in the accompanying Condensed Consolidated Balance Sheets under the following captions: |  |  |  |
Accounts receivable, net (costs and estimated earnings in excess of billings) |  |  | $2,344 |  |  |  | $4,839 |
Accrued expenses and other current liabilities (billings in excess of costs and estimated earnings) |  | (5,879 | ) |  | (11,008 | )
|  |  | ($3,535 | ) |  |  | ($6,169 | )
Schedule of Inventories [Table Text Block] | Inventories
(in thousands) |  | April 30, 2017 |  | October 31, 2016
Finished products |  |  | $163,471 |  |  |  | $131,008 |
Work in process |  | 39,163 |  |  | 36,076 |
Materials, parts, assemblies and supplies |  | 119,921 |  |  | 117,153 |
Contracts in process |  | 4,198 |  |  | 3,253 |
Less: Billings to date |  | (1,092 | ) |  | (1,188 | )
Inventories, net of valuation reserves |  |  | $325,661 |  |  |  | $286,302 |
Schedule of Property, Plant and Equipment [Table Text Block] | Property, Plant and Equipment
(in thousands) |  | April 30, 2017 |  | October 31, 2016
Land |  |  | $5,097 |  |  |  | $5,090 |
Buildings and improvements |  | 84,278 |  |  | 79,205 |
Machinery, equipment and tooling |  | 181,342 |  |  | 171,717 |
Construction in progress |  | 11,357 |  |  | 10,453 |
|  | 282,074 |  |  | 266,465 |
Less: Accumulated depreciation and amortization |  | (155,672 | ) |  | (144,854 | )
Property, plant and equipment, net |  |  | $126,402 |  |  |  | $121,611 |
Schedule of Research and Development Expenses [Table Text Block] | The amount of new product research and development ("R&D") expenses included in cost of sales for the six and three months ended April 30, 2017 and 2016 is as follows (in thousands):
|  | Six months ended April 30, |  | Three months ended April 30,
|  | 2017 |  | 2016 |  | 2017 |  | 2016
R&D expenses |  |  | $22,469 |  |  |  | $19,992 |  |  |  | $11,223 |  |  |  | $10,985 |
Schedule of Redeemable Noncontrolling Interests [Table Text Block] | Management's estimate of the aggregate Redemption Amount of all Put Rights that the Company could be required to pay is as follows (in thousands):
|  | April 30, 2017 |  | October 31, 2016
Redeemable at fair value |  |  | $81,495 |  |  |  | $85,574 |
Redeemable based on a multiple of future earnings |  | 43,637 |  |  | 13,938 |
Redeemable noncontrolling interests |  |  | $125,132 |  |  |  | $99,512 |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Changes in the components of accumulated other comprehensive loss for the six months ended April 30, 2017 are as follows (in thousands):
|  | Foreign Currency Translation |  | Pension Benefit Obligation |  | Accumulated Other Comprehensive Loss
Balances as of October 31, 2016 |  |  | ($23,953 | ) |  |  | ($1,373 | ) |  |  | ($25,326 | )
Unrealized gain |  | 309 |  |  | — |  |  | 309 |
Amortization of unrealized loss on defined benefit pension plan, net of tax |  | — |  |  | 15 |  |  | 15 |
Balances as of April 30, 2017 |  |  | ($23,644 | ) |  |  | ($1,358 | ) |  |  | ($25,002 | )

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